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172 articles for “absorption”
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Investigating Physical and Durability Properties of Pervious Concrete with Fly Ash-Based GP, PPC, and FaL-G Binders
Abstract: AbstractPervious concrete is gaining prominence as a sustainable pavement material due to its enhancedpermeability, reduced runoff, and environmental benefits. This study evaluates the physical anddurability properties of pervious concrete incorporating different binders, including OrdinaryPortland Cement (OPC), Fly Ash-based Geopolymer (GP), Portland Pozzolana Cement (PPC),and Fly Ash-Lime-Gypsum (FaL-G). The key parameters assessed include permeability,porosity, dry density, salt resistance, sulfate resistance, acid resistance, water absorption, andthermal expansion. Permeability results indicate that FaL-G …
Published in International Journal of Concrete Technology · Vol. 11, Issue 2, 2025 · pp. 15–21 Read article
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Nanoscale Metal Oxide Improvement for Photoelectrochemical Water Splitting and Hydrogen Generation
Abstract: The global pursuit of clean and renewable energy has spotlighted hydrogen as a sustainable fuel, particularly when generated through environmentally friendly methods. Among these, photoelectrochemical (PEC) water splitting stands out as a direct and solar-powered approach to hydrogen (H₂) production. Unlike conventional techniques that rely heavily on fossil fuels, PEC systems utilize semiconductor materials to absorb sunlight and catalyze the splitting of water into hydrogen and oxygen, without releasing harmful …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 2, 2025 Read article
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UNIT OPERATIONS IN CHEMICAL INDUSTRIES
Abstract: The unit operation like distillation, absorption, evaporation, filtration, drying, etc. are most important factors. Distillation is a purification method for liquids and can separate components of a mixture if they have significantly different boiling points. Absorption is a physical or chemical phenomenon. Evaporation can be defined as the process where liquid is transformed into a gaseous state. Evaporation can occur only when water is available. Drying is an important unit …
Published in International Journal of Environmental Chemistry · Vol. 5, Issue 2, 2019 · pp. 11–29 Read article
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Fluorescence Detection Measurement of Quinine Sulphate Concentration
Abstract: For investigative study and analytical scientific applications, fluorescence spectroscopy analysis is a fantastic instrument. In additional to mineralogy, fluorescent labelling, sensors, and forensics applications, it is often utilised in biological, chemical, pharmaceutical, and medicinal applications. Additionally, it is employed for environmental monitoring, laser-induced chlorophyll fluorescence for agricultural yield evaluations, and the detection of proteins, organic substances, oils, and dyes. Quinine sulphate at a concentration of 10-5 M in 1 M …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 25–29 Read article
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Effect of magnetic pole direction on the properties of magnetized water concrete
Abstract: This project aimed to study the variations in properties of concrete when magnetized water was being used instead of normal water, and also compare the effect of the magnetic pole on magnetized water concrete. In this research, based on reviewed literature, magnetized water was prepared by filling a glass beaker with water and then placing magnets at the sides of the container for the required number of hours. Sieve analysis …
Published in International Journal of Concrete Technology · Vol. 6, Issue 1, 2020 · pp. 16–22 Read article
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Potential Use of Waste Marble Fine in Concrete
Abstract: In India waste is producing in large amount from cutting and dressing industries of stone. This waste creates the problem for surrounding area as well as human being. Keeping such as issues in mind an experimental work was conducted on concrete by using marble waste (MW). Marble waste (MW) 5%, 10%, 15%, 20% and 25% was added as filler. To examine the fresh properties of concrete slump test of workability …
Published in International Journal of Concrete Technology · Vol. 8, Issue 2, 2022 · pp. 31–38 Read article
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Assessment and Prediction of Groundwater for Irrigational Suitability
Abstract: Assessment of ground water suitability for irrigation purposes in Egita community has been investigated. The study gave sodium absorption ratio (SAR) values for different weeks of study. The values obtained ranges between 0.33 to 0.37 for both empirical model and finite element method respectively. The research demonstrates the suitability of using finite element method in predicting and monitoring sodium absorption ratio in groundwater water modelling and investigations. The correlation between …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 2, 2021 · pp. 32–36 Read article
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Synthesis and characterization of some organic semiconductor materials for optoelectronics
Abstract: Charge transfer complexes have high molar absorptivities and it’s an important phenomenon in the energy transfer process to increase the conductivity. Charge transfer complexes have been used in organic photovoltaic cells, organic semiconductors. Charge transfer complexes formed between electron donors and acceptors with strong interaction.In this paper, a Charge transfer complexes (CTC) of some organic semiconductor’s materials have been studied spectrophotometrically in chloroform, when the optical absorption of the CTC …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 14–24 Read article
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Physico-mechanical, and Biodegradation Properties of Polyethylene/Food Polysaccharide Blends
Abstract: Hydrophilic/polar and hydrophobic/non-polar materials do not blend well, which causes issues in the production of biodegradable plastic. Plasticizer (glycerol) was one of the components added to the mixture to increase compatibility between the two materials; this also made the film less brittle. The purpose of this study is to look at how different food polysaccharide contents affect the physico-mechanical, and biodegradation characteristics of novel polymeric-based bio-composite films made from low-density …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 1, 2023 · pp. 1–13 Read article
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Experimental Study on Mechanical Properties of E-glass Fiber and Epoxy Resin Hybrid Composite Material
Abstract: Hybrid composites occupying the area of standard materials by satisfying the necessities of various sectors like part industries, automobile industries, ship building and numerous bio-medical sectors. the most reason to substitute standard materials is that the hybrid composites giving same or additional needed properties with less weight and value than standard materials and most output in minimal consumption with higher lifespan to seek out the economical suggests that of utilizing …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 20–36 Read article
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Temperature-Dependent Acoustic and Thermodynamic Investigation of Molecular Interactions in the 1-Propanol–n-Hexane Binary Mixture
Abstract: The present study investigates the molecular interactions and thermophysical behavior of the binary mixture comprising 1-propanol and n-hexane over the temperature range of 288.15–318.15K. The experimental determination of density (ρ), viscosity (η), and ultrasonic velocity (u) was carried out over the entire composition range, and the measured data were utilized to evaluate several acoustical and thermodynamic parameters, including the Van der Waals constant, relaxation strength, acoustic impedance, Rao’s constant, Wada’s …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 12, Issue 2, 2026 · pp. 16–33 Read article
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Sustainable Cementitious Composites withEpoxy–Alccofine Synergy
Abstract: This research examines the combined influence of epoxy resin and Alccofine when used as partial substitutes for cement in producing sustainable, high-performance concrete. The study aims to improve both strength and durability properties while simultaneously reducing cement usage and its environmental impact. Concrete mixes were prepared with epoxy resin contents of 0%, 5%, and 10% by weight of cement, along with Alccofine replacement levels of 5%, 10%, and 15%. The …
Published in International Journal of Concrete Technology · Vol. 12, Issue 2, 2026 · pp. 1–12 Read article
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Investigating Analogue Gravity Phenomena through Electronic Black Holes: A Study
Abstract: The universe, in its grand cosmic ballet, is replete with mysteries, and among the most profound are the enigmatic black holes. These celestial behemoths, born from the collapse of massive stars, warp spacetime to such an extent that nothing, not even light, can escape their gravitational embrace. Their behavior, governed by Einstein's theory of General Relativity, pushes the boundaries of our understanding, presenting phenomena like Hawking radiation – a quantum …
Published in International Journal of Microwave Engineering and Technology · Vol. 12, Issue 1, 2026 · pp. 9–24 Read article
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Ensuring Long-Term Durability and Resilience in Concrete Structures
Abstract: Abstract Durable concrete refers to a type of concrete that can effectively resist weathering over a prolongedperiod, maintaining its structural integrity and functionality. Weathering actions include physical,chemical, and environmental factors, such as temperature variations, freeze-thaw cycles, moisture ingress, and exposure to aggressive chemicals. Concrete durability is critical for ensuring the long-term performance and safety of structures. Rainwater, when mixed with air, often contains dissolved gases and chemicals that can penetrate …
Published in International Journal of Concrete Technology · Vol. 11, Issue 1, 2025 · pp. 1–5 Read article
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Diluted Magnetic Semiconductor Nanoparticles: AI Enabled Ferromagnetic Resonance Imaging and Immunotherapy
Abstract: Dilute magnetic semiconductors are attractive areas of specialty in semiconductor technology, material engineering, and condensed matter system. The model employed to manipulate the Hamiltonian of the system is the Heisenberg Model. By considering a cloud of electron gas and employing equation of state, the fractions of demagnetization factors were determined. Besides, the thermodynamic relation between magnetization and temperature is determined by analyzing the Helmholtz free energy. In this research, some …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 11, Issue 1, 2025 · pp. 20–31 Read article
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Integrated Process Design and Simulation of Amine-Based CO₂ Capture: A Path to Emission Control
Abstract: The flow sheet must represent the complete process in detail taking care of all process equipment. ASPEN HYSYS simulation software was used to simulate the process, the models of the process was simulated using MATLAB. The concentration of the atmospheric CO 2 was found to having been increasing steadily and has risen up to 35% since the Industrial Revolution. This rate, at which the concentration of CO 2 is increasing, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 11, Issue 2, 2025 Read article
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Surface Modification and Performance Evaluation of Biologically Degummed Lady's Finger Bast Fibers
Abstract: This research aims to investigate the physicomechanical characteristics of biologically degummed lady's finger bast fiber (LFF) and to walk through the entire process of turning LFF into a commercial cellulosic fiber that can be used globally in a variety of textile applications, including carpets, oil and liquid absorption, packaging, basic textile products, coarse ornamental textile products, geo-textiles, and reinforcements in polymer matrix composites. This article describes the application of different …
Published in International Journal of Polymer Science and Engineering · Vol. 11, Issue 1, 2025 Read article
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Treatment of CO2+NH3 Mixed Waste Gas from Different Sources by Blend Solvents
Abstract: The waste gas from chemical plants, including urea fertilizer plant, contains a large amount of CO2 gas in addition to NH3 gas. New solvents have been studied for use in the absorption of waste gases, but most of them are carried out at specific compositions and flow rates for individual gases. In this paper, a complete conceptual design of the process for separately absorbing CO2 and NH3 gases in a …
Published in International Journal of Chemical Separation Technology · Vol. 10, Issue 2, 2024 · pp. 1–19 Read article
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Determination of the Concentration of Some Selected Metals in Unripe Plantain (Musa paradisiaca)
Abstract: Plantain (Musa paradisiaca) is a food commonly consumed in Nigeria as boiled, roasted, or fried in its ripe and unripe form. Plantains harvested in Ekpoma, a predominately plantain-growing community, were studied for their mineral and sugar composition level of the unripe. Complexometric titration was used to determine the level of calcium and magnesium, flame photometer was used for sodium and potassium determination while zinc, iron, copper, chromium, manganese, and Co …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 2, 2024 · pp. 1–4 Read article
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Evaluation of the Potential of Fused Silica Material: The Relationship of Temperature, Frequency, and Polarization
Abstract: Fused silica, a high-purity form of silicon dioxide, is widely recognized for its exceptional thermal stability, optical transparency, and low dielectric loss. This study evaluates the potential of fused silica as a material in advanced optical, electronic, and photonic applications by exploring its properties in relation to temperature, frequency, and polarization. Through a comprehensive analysis, we examine the temperature-dependent changes in its thermal and optical properties, including thermal expansion, refractive …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 2, 2024 Read article